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12/x-6=42
We move all terms to the left:
12/x-6-(42)=0
Domain of the equation: x!=0We add all the numbers together, and all the variables
x∈R
12/x-48=0
We multiply all the terms by the denominator
-48*x+12=0
We add all the numbers together, and all the variables
-48x+12=0
We move all terms containing x to the left, all other terms to the right
-48x=-12
x=-12/-48
x=1/4
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